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Nov . 13, 2024 09:34 Back to list

686zz bearing dimensions

Understanding the 686ZZ Bearing Dimensions


When it comes to mechanical engineering and design, bearings play a crucial role in reducing friction between moving parts, thereby enhancing efficiency and longevity. One such bearing is the 686ZZ bearing, a popular choice in various applications due to its compact size and robust performance. In this article, we will delve into the dimensions of the 686ZZ bearing, its features, and its applications.


Dimensions of the 686ZZ Bearing


The designation “686ZZ” refers to a specific type of ball bearing. The dimensions of the 686ZZ bearing are as follows


- Inner Diameter (ID) 6 mm - Outer Diameter (OD) 13 mm - Width (W) 5 mm


These measurements indicate that the 686ZZ bearing has a small form factor, making it suitable for applications where space is limited. The ZZ suffix denotes that the bearing comes with metal shields on both sides. These shields help to protect the internal components from dust and moisture while retaining lubrication, which is vital for ensuring the longevity and efficacy of the bearing.


Material and Construction

Typically, 686ZZ bearings are constructed from high-carbon chromium steel, which provides excellent hardness and wear resistance. The balls inside the bearing are often made from the same material, allowing them to withstand heavy loads and high speeds. Additionally, bearings may also feature ceramic or plastic components, especially in specialized applications where lightweight or corrosion-resistant materials are desirable.


686zz bearing dimensions

686zz bearing dimensions

Performance Characteristics


One significant advantage of the 686ZZ bearing is its ability to handle high rotational speeds. Due to its precision engineering, this bearing type can operate efficiently at higher RPMs without compromising performance. Moreover, the two metal shields reduce maintenance needs, as they keep contaminants out and retain lubricant for extended periods.


Applications


The compact size and efficient performance of the 686ZZ bearing make it suitable for a variety of applications. Common uses include


- Electric Motors Often found in small electric motors for household appliances and power tools, 686ZZ bearings help reduce friction and wear. - Robotics In robotics, these bearings are used in joints and wheels where both space and weight are critical. - Bicycle Wheel Hubs Many bicycle designs incorporate 686ZZ bearings in their hubs, ensuring smooth rotation and enhanced speed. - RC Vehicles Radio-controlled vehicles, including cars, boats, and aircraft, frequently use these bearings for their lightweight and efficient operation.


Conclusion


The 686ZZ bearing is a remarkable component in the world of mechanical systems, exemplifying the fusion of compact design, efficiency, and durability. Its small size does not detract from its performance; rather, it enhances versatility, allowing engineers and hobbyists alike to employ it in various applications. Understanding the dimensions and features of the 686ZZ bearing is essential for anyone working with mechanical designs or looking to optimize their machinery for better performance. By choosing the right bearing, one can ensure smooth operation, reduced friction, and enhanced lifespan of the systems involved.


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